computer-kho-london

Txheej Txheem Muaj Peev Xwm

Cov khoom

Muaj peev xwm ntau lawm

Prototyping muaj peev xwm

Txheej 1-20 1-28
Cov khoom siv hauv paus FR-4, Siab zaus
Qhov loj tshaj plaws 500mm × 600mm 580mm × 800 hli
Dimension raug ± 0.13 hli ± 0.1 hli
Thickness ntau 0.20-4.00 hli 0.20-6.00 hli
Thickness kam rau ua (THK ≥ 0.8mm) ± 8% ± 8%
Thickness kam rau ua (THK <0.8mm) ± 10% ± 10%
Dielectric thickness 0.07-3.20 hli 0.07-5.00 hli
Yam tsawg kawg kab dav 0.1 hli 0.075 hli
Qhov chaw tsawg kawg nkaus 0.1 hli 0.075 hli
Sab nrauv tooj liab thickness 37-175 : kuv 35-280 Nws
Sab hauv tooj liab thickness 17-175 : kuv 17-280 Nws
Drill qhov (Mechanical) 0.15-6.35 hli 0.15-6.35 hli
Finished qhov (Mechanical) 0.10-6.30 hli 0.10-6.30 hli
Diameter kam rau ua (Mechanical) ± 0.075 hli ± 0.075 hli
Qhov txoj hauj lwm kam rau ua (Mechanical) ± 0.05 hli ± 0.05 hli
Aspect ratio 10:01 ib 13:01 Nws
Solder mask hom LPI LPI
Yam tsawg kawg nkaus solder mask choj dav 0.1 hli 0.08mm ib
Yam tsawg kawg nkaus solder daim npog qhov ncauj clearance 0.075 hli 0.05 hli
Plug qhov taub 0.25-0.50 hli 0.25-0.60 hli
Impedance tswj kam rau ua ± 10% ± 10%
Nto tiav HASL, LF-HASL, ENIG, Imm Tin, Imm Ag, OSP, Kub ntiv tes